as we just showed you in the previous segment the naacp is one of the hundreds of organizations across the country that are participating in today's national voter registration drive. some of those groups are teaming up with rock bands to target young voters who if they could turn out might decide who wins the white house. so the grammy winning action lt rock band wilco is hoping to motivate their fans. this week, "the war room" got an exclusive backstage pass to their concert at the greek theatre in berkeley, california. we sat down with lead singer jeff tweety who talked about why the issue is so important to >> it is friday night and judie is getting ready for the wilco show to start but julie isn't just here for the music. she's a volunteer with an organization called head count voters at concerts. she spent the summer following wilco's tour and setting up her table at every performance across the country. >> santa fe, someone ran up to the table screaming it was their 18th birthday and they were needing to get registered. they were so full of excitement. >> jennifer: not everyone